Home / 16,879.97-25,323.33-5,192.75

Finding the Fourth Proportional to 16,879.97, 25,323.33 and 5,192.75

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Solution

The fourth proportional to 16,879.97, 25,323.33 and 5,192.75 is: 7,790.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.97 : 25,323.33 = 5,192.75 : x
  2. Step 2: Convert to fraction form
    16,879.97/25,323.33 = 5,192.75/x
  3. Step 3: Cross multiply
    16,879.97x = 25,323.33 × 5,192.75
  4. Step 4: Simplify right side
    16,879.97x = 131,497,721.86
  5. Step 5: Solve for x
    x = 131,497,721.86/16,879.97
  6. Step 6: Final answer
    x = 7,790.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.